**Main Specifications**
- **Caliber No:** 8T63
- **Movement Type:** Quartz
- **Chronograph:** 1/5 second (60-minute counter)
- **Additional Hand:** 24-hour indicator
- **Accuracy:** 15 seconds per month
- **Case Material:** Stainless Steel
- **Glass Material:** Hardlex Crystal
- **Water Resistance:** Enhanced daily life water resistance (10 ATM)
- **Other Features:** Screw-back case (Note: The orientation of the case back may vary due to manufacturing processes)
- **Additional Functionality:** Date calendar
**Size & Weight**
- **Case Dimensions:** Approximately 47.0mm (length) 42.2mm (width, including crown guard) 11.7mm (thickness)
- **Bezel Diameter:** Approximately 40mm
- **Strap Width:** Approximately 18mm (buckle side) to 20mm (case side)
- **Lug Width:** Approximately 20mm
- **Maximum Wrist Circumference:** Approximately 193mm
- **Weight:** Approximately 82g
**Materials**
- **Case:** Stainless Steel
- **Strap:** Calf Leather
- **Crystal:** Hardlex Crystal
**Water Resistance Performance**
- **Rating:** 10 ATM (suitable for enhanced daily life water exposure)
**Movement**
- **Type:** Caliber 8T63 Quartz
- **Features:** 1/5 second chronograph (60-minute counter), 24-hour indicator
**Included Accessories**
- **Packaging:** Presentation box
- **Guarantee:** Genuine Seiko warranty certificate
**Note:** Starting February 2024, SEIKO will discontinue including instruction manuals as part of their eco-friendly initiative towards paperless operations. Please refer to the information on the included warranty certificate for instruction access methods.
**Color:** Green & Brown Leather (SBTR017)
**Model Number:** SBTR017
**Power Source:** Battery
**Style:** Triple Sub-dial, 60-Minute Chronograph
**Target Audience:** Male
**Package Dimensions:** 7.9cm 10.2cm 12.8cm
This exquisite timepiece combines precision engineering with sophisticated style, making it a perfect accessory for the modern man.